diff --git a/tests/system/I18n/TimeTest.php b/tests/system/I18n/TimeTest.php
index 287821888335..405887b6a3e8 100644
--- a/tests/system/I18n/TimeTest.php
+++ b/tests/system/I18n/TimeTest.php
@@ -220,7 +220,7 @@ public function testCreateFromTimestamp()
 	public function testTestNow()
 	{
 		$this->assertFalse(Time::hasTestNow());
-		$this->assertEquals(date('Y-m-d H:i:s', time()), Time::now()->toDateTimeString());
+		$this->assertCloseEnoughString(date('Y-m-d H:i:s', time()), Time::now()->toDateTimeString());
 
 		$t = new Time('2000-01-02');
 		Time::setTestNow($t);
@@ -229,7 +229,7 @@ public function testTestNow()
 		$this->assertEquals('2000-01-02 00:00:00', Time::now()->toDateTimeString());
 
 		Time::setTestNow();
-		$this->assertEquals(date('Y-m-d H:i:s', time()), Time::now()->toDateTimeString());
+		$this->assertCloseEnoughString(date('Y-m-d H:i:s', time()), Time::now()->toDateTimeString());
 	}
 
 	//--------------------------------------------------------------------